"We are here to remind the world leaders attending the summit that we have to tackle tax dodging — a form of corruption that hurts the world's poorest the most," Oxfam spokesperson Melanie Kramers told Sputnik News.

"Britain has control over [a] number of territories that are tax havens, whose role in global economy is to facilitate corruption — tax avoidance and corruption," Brian Johnston, head of advocacy at ActionAid UK, told Mashable. "People who are hurt most by that are people who live in developing countries around the world, with huge inequality."